SIOUX FALLS, N.D. (AP) Aaron Brennan scored 12 of his 18 points in the second half to go with 11 rebounds, and IUPUI upset North Dakota State with a 76-57 win in the Summit League Tournament quarterfinals on Saturday night.

IUPUI (14-17), the No. 7 seed, used a 19-4 run to take a 63-47 lead with 6:14 left over second-seeded North Dakota State, capped by a jumper from Brennan.

North Dakota State (19-11) had scored seven straight points to pull within one, 44-43, with 13:31 to play. But the Bison struggled from the field in the second half, converting on just 25 percent of their attempts (6-24), while IUPUI made 54 percent after the break and 50 percent overall.